@article{garcia2015differential,
  title={Differential image analysis using Shannon’s entropy: preliminary results}
  author={Garcia, Nuno and Santos, Micael and Pombo, Nuno and Redol, João and Spinsante, Susanna}
  journal={ICT Innovations 2015, Web Proceedings ISSN null}
  pages={260--269}
  year={2015}
}